September weather forecast
Ashly, LA

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Weather in September

September, the first month of the autumn in Ashly, is still a tropical month, with an average temperature ranging between min 67.6°F (19.8°C) and max 87.8°F (31°C).

Temperature

With the onset of September, Ashly's average high-temperature clocks in at a still hot 87.8°F (31°C), showing a minor fluctuation from the previous month. Ashly experiences an average temperature drop to a refreshing 67.6°F (19.8°C) during September nights.

Heat index

In September, the heat index is appraised at a sweltering 102.2°F (39°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

In September, the average relative humidity is 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 2.05" (52mm) of precipitation.

Snowfall

In Ashly, snow does not fall in April through October and December.

Daylight

In Ashly, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:39 am and sunset at 7:28 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:50 pm CDT.

Sunshine

The average sunshine in September is 9.7h.

UV index

In Ashly, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in September leads to these recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during September?

Ashly in September has an average high-temperature of 87.8°F (31°C) and an average low-temperature of 67.6°F (19.8°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 102.2°F (39°C).

What is the average humidity in September?

In September, the average relative humidity is 73%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 2.05" (52mm) of precipitation.

How much does it rain in September?

In Ashly, in September, during 12.4 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When it does not snow?

In Ashly, snow does not fall in April through October and December.

What is the average length of the day in September?

In September, the average day length is 12h and 22min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:39 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 6:50 pm CDT.

How many hours of sunshine does Ashly have in September?

In September, the average sunshine duration is 9.7h.

How high is the UV index in September?

In Ashly, Louisiana, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ashly, LA

Average temperature in September - Ashly, LA
  • Average high temperature in September: 87.8°F

The warmest months (with the highest average high temperature) are July and August (91.6°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in September: 67.6°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

Average pressure in September
Ashly, LA

Average pressure in September - Ashly, LA
  • Average pressure in September: 29.99"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in September
Ashly, LA

Average wind speed in September - Ashly, LA
  • Average wind speed in September: 5.3mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in September
Ashly, LA

Average humidity in September - Ashly, LA
  • Average humidity in September: 73%

The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (68%).

Average rainfall in September
Ashly, LA

Average rainfall in September - Ashly, LA
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is April (3.9").
The driest month (with the least rainfall) is September (2.05").

Average rainfall days in September
Ashly, LA

Average rainfall days in September - Ashly, LA
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is October (8.8 days).

Average snowfall in September
Ashly, LA

Average snowfall in September - Ashly, LA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and December (0").

Average snowfall days in September
Ashly, LA

Average snowfall days in September - Ashly, LA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Ashly, LA

Average daylight in September / Average sunshine in September - Ashly, LA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in September: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in September
Ashly, LA

Average sunshine days in September - Ashly, LA
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is August (12.5 days).

Average UV index in September
Ashly, LA

Average UV index in September - Ashly, LA
  • Average UV index in September: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in September
Ashly, LA

Average cloud cover in September - Ashly, LA
  • Average cloud cover in September: 29

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are June and October (Cloud cover 27).

Average visibility in September
Ashly, LA

Average visibility in September - Ashly, LA
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Ashly, Louisiana, USA

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